Home / 15,172,356.60-22,758,534.90-4,390,009.20

Finding the Fourth Proportional to 15,172,356.60, 22,758,534.90 and 4,390,009.20

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Solution

The fourth proportional to 15,172,356.60, 22,758,534.90 and 4,390,009.20 is: 6,585,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172,356.60 : 22,758,534.90 = 4,390,009.20 : x
  2. Step 2: Convert to fraction form
    15,172,356.60/22,758,534.90 = 4,390,009.20/x
  3. Step 3: Cross multiply
    15,172,356.60x = 22,758,534.90 × 4,390,009.20
  4. Step 4: Simplify right side
    15,172,356.60x = 99,910,177,589,521.08
  5. Step 5: Solve for x
    x = 99,910,177,589,521.08/15,172,356.60
  6. Step 6: Final answer
    x = 6,585,013.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.